<!DOCTYPE html>
<html ng-app="myApp">

<head>
    <meta charset="utf-8">
    <script src=" https://code.angularjs.org/1.6.4/angular.js">

    </script>
</head>

<body>
    <div ng-init="mySwitch=true">
        <p>
            <button ng-disabled="mySwitch">点我!</button>
        </p>
        <p>
            <input type="checkbox" ng-model="mySwitch" />按钮
        </p>

        <!--<p ng-show="true">我是可见的。</p>

        <p ng-show="false">我是不可见的。</p>

        <p ng-show="hour > 12">我是可见的。</p>-->

        <p>
            {{ mySwitch }}
        </p>

    </div>
</body>

</html>